CIO v3: Emulate the old Buzzer interface

[acu192]

Students love the buzzer language: https://github.com/MasterAI-Inc/libauto#buzzer-language

We need to emulate this with the new speaker.

See

libauto/cio/aa_controller_v3/components.py

Line 311 in 0fe56ea

class Buzzer(cio.BuzzerIface):